blob: 2d41059c3b2d61b6f128cde22be56faaa72c0350 [file] [log] [blame]
/*
* Copyright (c) 2019 Philippe Retornaz <philippe@shapescale.com>
* Copyright (c) 2019 ST Microelectronics
* Copyright (c) 2019 Centaur Analytics, Inc
* Copyright (C) 2020 Framework Computer LLC <ktl@frame.work>
* Copyright (c) 2021 G-Technologies Sdn. Bhd.
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <arm/armv6-m.dtsi>
#include <zephyr/dt-bindings/clock/stm32g0_clock.h>
#include <zephyr/dt-bindings/gpio/gpio.h>
#include <zephyr/dt-bindings/i2c/i2c.h>
#include <zephyr/dt-bindings/pwm/pwm.h>
#include <zephyr/dt-bindings/dma/stm32_dma.h>
#include <zephyr/dt-bindings/adc/adc.h>
#include <zephyr/dt-bindings/pwm/stm32_pwm.h>
#include <zephyr/dt-bindings/reset/stm32g0_reset.h>
#include <freq.h>
/ {
chosen {
zephyr,flash-controller = &flash;
};
cpus {
#address-cells = <1>;
#size-cells = <0>;
cpu0: cpu@0 {
device_type = "cpu";
compatible = "arm,cortex-m0+";
reg = <0>;
};
};
sram0: memory@20000000 {
compatible = "mmio-sram";
};
clocks {
clk_hse: clk-hse {
#clock-cells = <0>;
compatible = "st,stm32-hse-clock";
status = "disabled";
};
clk_hsi: clk-hsi {
#clock-cells = <0>;
compatible = "st,stm32g0-hsi-clock";
hsi-div = <1>;
clock-frequency = <DT_FREQ_M(16)>;
status = "disabled";
};
clk_lse: clk-lse {
#clock-cells = <0>;
compatible = "st,stm32-lse-clock";
clock-frequency = <32768>;
driving-capability = <0>;
status = "disabled";
};
clk_lsi: clk-lsi {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <DT_FREQ_K(32)>;
status = "disabled";
};
pll: pll {
#clock-cells = <0>;
compatible = "st,stm32g0-pll-clock";
status = "disabled";
};
};
soc {
flash: flash-controller@40022000 {
compatible = "st,stm32-flash-controller", "st,stm32g0-flash-controller";
reg = <0x40022000 0x400>;
interrupts = <3 0>;
clocks = <&rcc STM32_CLOCK_BUS_AHB1 0x00000100>;
#address-cells = <1>;
#size-cells = <1>;
flash0: flash@8000000 {
compatible = "st,stm32-nv-flash", "soc-nv-flash";
write-block-size = <8>;
erase-block-size = <2048>;
/* maximum erase time(ms) for a 2K sector */
max-erase-time = <40>;
};
};
rcc: rcc@40021000 {
compatible = "st,stm32f0-rcc";
#clock-cells = <2>;
reg = <0x40021000 0x400>;
rctl: reset-controller {
compatible = "st,stm32-rcc-rctl";
#reset-cells = <1>;
};
};
exti: interrupt-controller@40021800 {
compatible = "st,stm32-exti";
interrupt-controller;
#interrupt-cells = <1>;
reg = <0x40021800 0x400>;
num-lines = <16>;
interrupts = <5 0>, <6 0>, <7 0>;
interrupt-names = "line0-1", "line2-3", "line4-15";
line-ranges = <0 2>, <2 2>, <4 12>;
};
pinctrl: pin-controller@50000000 {
compatible = "st,stm32-pinctrl";
#address-cells = <1>;
#size-cells = <1>;
reg = <0x50000000 0x2000>;
gpioa: gpio@50000000 {
compatible = "st,stm32-gpio";
gpio-controller;
#gpio-cells = <2>;
reg = <0x50000000 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_IOP 0x00000001>;
};
gpiob: gpio@50000400 {
compatible = "st,stm32-gpio";
gpio-controller;
#gpio-cells = <2>;
reg = <0x50000400 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_IOP 0x00000002>;
};
gpioc: gpio@50000800 {
compatible = "st,stm32-gpio";
gpio-controller;
#gpio-cells = <2>;
reg = <0x50000800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_IOP 0x00000004>;
};
gpiod: gpio@50000c00 {
compatible = "st,stm32-gpio";
gpio-controller;
#gpio-cells = <2>;
reg = <0x50000c00 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_IOP 0x00000008>;
};
gpiof: gpio@50001400 {
compatible = "st,stm32-gpio";
gpio-controller;
#gpio-cells = <2>;
reg = <0x50001400 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_IOP 0x00000020>;
};
};
rtc: rtc@40002800 {
compatible = "st,stm32-rtc";
reg = <0x40002800 0x400>;
interrupts = <2 0>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00000400>;
prescaler = <32768>;
status = "disabled";
};
iwdg: watchdog@40003000 {
compatible = "st,stm32-watchdog";
reg = <0x40003000 0x400>;
status = "disabled";
};
wwdg: watchdog@40002c00 {
compatible = "st,stm32-window-watchdog";
reg = <0x40002C00 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00000800>;
interrupts = <0 2>;
status = "disabled";
};
usart1: serial@40013800 {
compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40013800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1_2 0x00004000>;
resets = <&rctl STM32_RESET(APB1H, 14U)>;
interrupts = <27 0>;
status = "disabled";
};
usart2: serial@40004400 {
compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40004400 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00020000>;
resets = <&rctl STM32_RESET(APB1L, 17U)>;
interrupts = <28 0>;
status = "disabled";
};
lptim1: timers@40007c00 {
compatible = "st,stm32-lptim";
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x80000000>;
#address-cells = <1>;
#size-cells = <0>;
reg = <0x40007c00 0x400>;
interrupts = <17 1>;
interrupt-names = "wakeup";
status = "disabled";
};
timers1: timers@40012c00 {
compatible = "st,stm32-timers";
reg = <0x40012C00 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1_2 0x00000800>;
resets = <&rctl STM32_RESET(APB1H, 11U)>;
interrupts = <13 0>, <14 0>;
interrupt-names = "brk_up_trg_com", "cc";
st,prescaler = <0>;
status = "disabled";
pwm {
compatible = "st,stm32-pwm";
status = "disabled";
#pwm-cells = <3>;
};
};
timers3: timers@40000400 {
compatible = "st,stm32-timers";
reg = <0x40000400 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00000002>;
resets = <&rctl STM32_RESET(APB1L, 1U)>;
interrupts = <16 0>;
interrupt-names = "global";
st,prescaler = <0>;
status = "disabled";
pwm {
compatible = "st,stm32-pwm";
status = "disabled";
#pwm-cells = <3>;
};
};
timers14: timers@40002000 {
compatible = "st,stm32-timers";
reg = <0x40002000 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1_2 0x00008000>;
resets = <&rctl STM32_RESET(APB1H, 15U)>;
interrupts = <19 0>;
interrupt-names = "global";
st,prescaler = <0>;
status = "disabled";
pwm {
compatible = "st,stm32-pwm";
status = "disabled";
#pwm-cells = <3>;
};
};
timers16: timers@40014400 {
compatible = "st,stm32-timers";
reg = <0x40014400 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1_2 0x00020000>;
resets = <&rctl STM32_RESET(APB1H, 17U)>;
interrupts = <21 0>;
interrupt-names = "global";
st,prescaler = <0>;
status = "disabled";
pwm {
compatible = "st,stm32-pwm";
status = "disabled";
#pwm-cells = <3>;
};
};
timers17: timers@40014800 {
compatible = "st,stm32-timers";
reg = <0x40014800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1_2 0x00040000>;
resets = <&rctl STM32_RESET(APB1H, 18U)>;
interrupts = <22 0>;
interrupt-names = "global";
st,prescaler = <0>;
status = "disabled";
pwm {
compatible = "st,stm32-pwm";
status = "disabled";
#pwm-cells = <3>;
};
};
i2c1: i2c@40005400 {
compatible = "st,stm32-i2c-v2";
clock-frequency = <I2C_BITRATE_STANDARD>;
#address-cells = <1>;
#size-cells = <0>;
reg = <0x40005400 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00200000>;
interrupts = <23 0>;
interrupt-names = "combined";
status = "disabled";
};
i2c2: i2c@40005800 {
compatible = "st,stm32-i2c-v2";
clock-frequency = <I2C_BITRATE_STANDARD>;
#address-cells = <1>;
#size-cells = <0>;
reg = <0x40005800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00400000>;
interrupts = <24 0>;
interrupt-names = "combined";
status = "disabled";
};
spi1: spi@40013000 {
compatible = "st,stm32-spi-fifo", "st,stm32-spi";
#address-cells = <1>;
#size-cells = <0>;
reg = <0x40013000 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1_2 0x00001000>;
interrupts = <25 0>;
status = "disabled";
};
spi2: spi@40003800 {
compatible = "st,stm32-spi-fifo", "st,stm32-spi";
#address-cells = <1>;
#size-cells = <0>;
reg = <0x40003800 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00004000>;
interrupts = <26 0>;
status = "disabled";
};
adc1: adc@40012400 {
compatible = "st,stm32-adc";
reg = <0x40012400 0x400>;
clocks = <&rcc STM32_CLOCK_BUS_APB1_2 0x00100000>;
interrupts = <12 0>;
status = "disabled";
#io-channel-cells = <1>;
temp-channel = <12>;
vref-channel = <13>;
vbat-channel = <14>;
};
dma1: dma@40020000 {
compatible = "st,stm32-dma-v2";
#dma-cells = <3>;
reg = <0x40020000 0x400>;
interrupts = <9 0 10 0 10 0 11 0 11 0>;
clocks = <&rcc STM32_CLOCK_BUS_AHB1 0x1>;
dma-requests = <5>;
dma-offset = <0>;
status = "disabled";
};
/* DMAMUX clock is enabled as long as DMA1 or DMA2 is enabled */
dmamux1: dmamux@40020800 {
compatible = "st,stm32-dmamux";
#dma-cells = <3>;
reg = <0x40020800 0x800>;
interrupts = <11 0>;
dma-channels = <5>;
dma-generators = <4>;
dma-requests= <49>;
status = "disabled";
};
};
die_temp: dietemp {
compatible = "st,stm32-temp-cal";
ts-cal1-addr = <0x1FFF75A8>;
ts-cal2-addr = <0x1FFF75CA>;
ts-cal1-temp = <30>;
ts-cal2-temp = <130>;
ts-cal-vrefanalog = <3000>;
io-channels = <&adc1 12>;
status = "disabled";
};
};
&nvic {
arm,num-irq-priority-bits = <2>;
};